Add
Add verb - To join (something) to a mass, quantity, or number so as to bring about an overall increase.
Topping up and add are semantically related. In some cases you can replace phrase "Topping up" with "Add", this terms are similar.
Topping up
Add and topping up are semantically related. Sometimes you can use "Add" instead a verb phrase "Topping up".
Cite this Source
Topping up and Add. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/add/topping_up
Add & Topping up. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/add/topping_up>.
Topping up or Add. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/add/topping_up.
Google Ngram Viewer shows how "add" and "topping up" have occurred on timeline